build: update to TypeScript 5.9 RC

crisbeto · alan-agius4 · commit aa19e6698cf5 · 2025-07-26T12:09:32.000+02:00
Updates to the release candidate of TypeScript 5.9.
diff --git a/WORKSPACE b/WORKSPACE
@@ -204,8 +204,8 @@ http_archive(
 load("@aspect_rules_ts//ts:repositories.bzl", "rules_ts_dependencies")
 
 rules_ts_dependencies(
-    # Obtained by: curl --silent https://registry.npmjs.org/typescript/5.9.0-beta | jq -r '.dist.integrity'
-    ts_integrity = "sha512-p91qoTdwWKj9YEBYavmGiBn0DF4OBElzw4pW4oPbK4HeCfr/SDz9+yviVWshZXGvGvFCJ3AVQ+J7F1UZXc23QQ==",
+    # Obtained by: curl --silent https://registry.npmjs.org/typescript/5.9.1-rc | jq -r '.dist.integrity'
+    ts_integrity = "sha512-pWar+9HGLkLwxu2PX1ItWnWg80r6nZ8qVEyWVRsnlZyZeFkHeR+eCrZ9PcYeVZjdLvcd5p/WgycViI+lsTh2qg==",
     ts_version_from = "//:package.json",
 )
 
diff --git a/package.json b/package.json
@@ -140,7 +140,7 @@
     "tar": "^7.0.0",
     "ts-node": "^10.9.1",
     "tslib": "2.8.1",
-    "typescript": "5.9.0-beta",
+    "typescript": "5.9.1-rc",
     "undici": "7.12.0",
     "unenv": "^1.10.0",
     "verdaccio": "6.1.5",
@@ -173,6 +173,6 @@
     }
   },
   "resolutions": {
-    "typescript": "5.9.0-beta"
+    "typescript": "5.9.1-rc"
   }
 }
diff --git a/packages/schematics/angular/third_party/github.com/Microsoft/TypeScript/BUILD.bazel b/packages/schematics/angular/third_party/github.com/Microsoft/TypeScript/BUILD.bazel
@@ -1,6 +1,6 @@
 load("//tools:defaults.bzl", "ts_project")
 
-# files fetched on 2025-07-18
+# files fetched on 2025-07-25
 
 # Commands to update from node_modules:
 # cp node_modules/typescript/lib/typescript.d.ts packages/schematics/angular/third_party/github.com/Microsoft/TypeScript/lib/typescript.d.ts
diff --git a/packages/schematics/angular/third_party/github.com/Microsoft/TypeScript/lib/typescript.js b/packages/schematics/angular/third_party/github.com/Microsoft/TypeScript/lib/typescript.js
@@ -2285,7 +2285,7 @@ module.exports = __toCommonJS(typescript_exports);
 
 // src/compiler/corePublic.ts
 var versionMajorMinor = "5.9";
-var version = "5.9.0-beta";
+var version = "5.9.1-rc";
 var Comparison = /* @__PURE__ */ ((Comparison3) => {
   Comparison3[Comparison3["LessThan"] = -1] = "LessThan";
   Comparison3[Comparison3["EqualTo"] = 0] = "EqualTo";
@@ -9400,15 +9400,16 @@ var Diagnostics = {
   An_export_declaration_must_reference_a_real_value_when_verbatimModuleSyntax_is_enabled_but_0_resolves_to_a_type_only_declaration: diag(1283, 1 /* Error */, "An_export_declaration_must_reference_a_real_value_when_verbatimModuleSyntax_is_enabled_but_0_resolve_1283", "An 'export =' declaration must reference a real value when 'verbatimModuleSyntax' is enabled, but '{0}' resolves to a type-only declaration."),
   An_export_default_must_reference_a_value_when_verbatimModuleSyntax_is_enabled_but_0_only_refers_to_a_type: diag(1284, 1 /* Error */, "An_export_default_must_reference_a_value_when_verbatimModuleSyntax_is_enabled_but_0_only_refers_to_a_1284", "An 'export default' must reference a value when 'verbatimModuleSyntax' is enabled, but '{0}' only refers to a type."),
   An_export_default_must_reference_a_real_value_when_verbatimModuleSyntax_is_enabled_but_0_resolves_to_a_type_only_declaration: diag(1285, 1 /* Error */, "An_export_default_must_reference_a_real_value_when_verbatimModuleSyntax_is_enabled_but_0_resolves_to_1285", "An 'export default' must reference a real value when 'verbatimModuleSyntax' is enabled, but '{0}' resolves to a type-only declaration."),
-  ESM_syntax_is_not_allowed_in_a_CommonJS_module_when_verbatimModuleSyntax_is_enabled: diag(1286, 1 /* Error */, "ESM_syntax_is_not_allowed_in_a_CommonJS_module_when_verbatimModuleSyntax_is_enabled_1286", "ESM syntax is not allowed in a CommonJS module when 'verbatimModuleSyntax' is enabled."),
+  ECMAScript_imports_and_exports_cannot_be_written_in_a_CommonJS_file_under_verbatimModuleSyntax: diag(1286, 1 /* Error */, "ECMAScript_imports_and_exports_cannot_be_written_in_a_CommonJS_file_under_verbatimModuleSyntax_1286", "ECMAScript imports and exports cannot be written in a CommonJS file under 'verbatimModuleSyntax'."),
   A_top_level_export_modifier_cannot_be_used_on_value_declarations_in_a_CommonJS_module_when_verbatimModuleSyntax_is_enabled: diag(1287, 1 /* Error */, "A_top_level_export_modifier_cannot_be_used_on_value_declarations_in_a_CommonJS_module_when_verbatimM_1287", "A top-level 'export' modifier cannot be used on value declarations in a CommonJS module when 'verbatimModuleSyntax' is enabled."),
   An_import_alias_cannot_resolve_to_a_type_or_type_only_declaration_when_verbatimModuleSyntax_is_enabled: diag(1288, 1 /* Error */, "An_import_alias_cannot_resolve_to_a_type_or_type_only_declaration_when_verbatimModuleSyntax_is_enabl_1288", "An import alias cannot resolve to a type or type-only declaration when 'verbatimModuleSyntax' is enabled."),
   _0_resolves_to_a_type_only_declaration_and_must_be_marked_type_only_in_this_file_before_re_exporting_when_1_is_enabled_Consider_using_import_type_where_0_is_imported: diag(1289, 1 /* Error */, "_0_resolves_to_a_type_only_declaration_and_must_be_marked_type_only_in_this_file_before_re_exporting_1289", "'{0}' resolves to a type-only declaration and must be marked type-only in this file before re-exporting when '{1}' is enabled. Consider using 'import type' where '{0}' is imported."),
   _0_resolves_to_a_type_only_declaration_and_must_be_marked_type_only_in_this_file_before_re_exporting_when_1_is_enabled_Consider_using_export_type_0_as_default: diag(1290, 1 /* Error */, "_0_resolves_to_a_type_only_declaration_and_must_be_marked_type_only_in_this_file_before_re_exporting_1290", "'{0}' resolves to a type-only declaration and must be marked type-only in this file before re-exporting when '{1}' is enabled. Consider using 'export type { {0} as default }'."),
   _0_resolves_to_a_type_and_must_be_marked_type_only_in_this_file_before_re_exporting_when_1_is_enabled_Consider_using_import_type_where_0_is_imported: diag(1291, 1 /* Error */, "_0_resolves_to_a_type_and_must_be_marked_type_only_in_this_file_before_re_exporting_when_1_is_enable_1291", "'{0}' resolves to a type and must be marked type-only in this file before re-exporting when '{1}' is enabled. Consider using 'import type' where '{0}' is imported."),
   _0_resolves_to_a_type_and_must_be_marked_type_only_in_this_file_before_re_exporting_when_1_is_enabled_Consider_using_export_type_0_as_default: diag(1292, 1 /* Error */, "_0_resolves_to_a_type_and_must_be_marked_type_only_in_this_file_before_re_exporting_when_1_is_enable_1292", "'{0}' resolves to a type and must be marked type-only in this file before re-exporting when '{1}' is enabled. Consider using 'export type { {0} as default }'."),
-  ESM_syntax_is_not_allowed_in_a_CommonJS_module_when_module_is_set_to_preserve: diag(1293, 1 /* Error */, "ESM_syntax_is_not_allowed_in_a_CommonJS_module_when_module_is_set_to_preserve_1293", "ESM syntax is not allowed in a CommonJS module when 'module' is set to 'preserve'."),
+  ECMAScript_module_syntax_is_not_allowed_in_a_CommonJS_module_when_module_is_set_to_preserve: diag(1293, 1 /* Error */, "ECMAScript_module_syntax_is_not_allowed_in_a_CommonJS_module_when_module_is_set_to_preserve_1293", "ECMAScript module syntax is not allowed in a CommonJS module when 'module' is set to 'preserve'."),
   This_syntax_is_not_allowed_when_erasableSyntaxOnly_is_enabled: diag(1294, 1 /* Error */, "This_syntax_is_not_allowed_when_erasableSyntaxOnly_is_enabled_1294", "This syntax is not allowed when 'erasableSyntaxOnly' is enabled."),
+  ECMAScript_imports_and_exports_cannot_be_written_in_a_CommonJS_file_under_verbatimModuleSyntax_Adjust_the_type_field_in_the_nearest_package_json_to_make_this_file_an_ECMAScript_module_or_adjust_your_verbatimModuleSyntax_module_and_moduleResolution_settings_in_TypeScript: diag(1295, 1 /* Error */, "ECMAScript_imports_and_exports_cannot_be_written_in_a_CommonJS_file_under_verbatimModuleSyntax_Adjus_1295", "ECMAScript imports and exports cannot be written in a CommonJS file under 'verbatimModuleSyntax'. Adjust the 'type' field in the nearest 'package.json' to make this file an ECMAScript module, or adjust your 'verbatimModuleSyntax', 'module', and 'moduleResolution' settings in TypeScript."),
   with_statements_are_not_allowed_in_an_async_function_block: diag(1300, 1 /* Error */, "with_statements_are_not_allowed_in_an_async_function_block_1300", "'with' statements are not allowed in an async function block."),
   await_expressions_are_only_allowed_within_async_functions_and_at_the_top_levels_of_modules: diag(1308, 1 /* Error */, "await_expressions_are_only_allowed_within_async_functions_and_at_the_top_levels_of_modules_1308", "'await' expressions are only allowed within async functions and at the top levels of modules."),
   The_current_file_is_a_CommonJS_module_and_cannot_use_await_at_the_top_level: diag(1309, 1 /* Error */, "The_current_file_is_a_CommonJS_module_and_cannot_use_await_at_the_top_level_1309", "The current file is a CommonJS module and cannot use 'await' at the top level."),
@@ -52126,6 +52127,15 @@ function createTypeChecker(host) {
     diagnostics.add(diagnostic);
     return diagnostic;
   }
+  function getVerbatimModuleSyntaxErrorMessage(node) {
+    const sourceFile = getSourceFileOfNode(node);
+    const fileName = sourceFile.fileName;
+    if (fileExtensionIsOneOf(fileName, [".cts" /* Cts */, ".cjs" /* Cjs */])) {
+      return Diagnostics.ECMAScript_imports_and_exports_cannot_be_written_in_a_CommonJS_file_under_verbatimModuleSyntax;
+    } else {
+      return Diagnostics.ECMAScript_imports_and_exports_cannot_be_written_in_a_CommonJS_file_under_verbatimModuleSyntax_Adjust_the_type_field_in_the_nearest_package_json_to_make_this_file_an_ECMAScript_module_or_adjust_your_verbatimModuleSyntax_module_and_moduleResolution_settings_in_TypeScript;
+    }
+  }
   function addErrorOrSuggestion(isError, diagnostic) {
     if (isError) {
       diagnostics.add(diagnostic);
@@ -55204,7 +55214,7 @@ function createTypeChecker(host) {
     }
   }
   function typeToString(type, enclosingDeclaration, flags = 1048576 /* AllowUniqueESSymbolType */ | 16384 /* UseAliasDefinedOutsideCurrentScope */, writer = createTextWriter(""), maximumLength, verbosityLevel, out) {
-    const noTruncation = compilerOptions.noErrorTruncation || flags & 1 /* NoTruncation */;
+    const noTruncation = !maximumLength && compilerOptions.noErrorTruncation || flags & 1 /* NoTruncation */;
     const typeNode = nodeBuilder.typeToTypeNode(
       type,
       enclosingDeclaration,
@@ -78010,6 +78020,9 @@ function createTypeChecker(host) {
   }
   function popContextualType() {
     contextualTypeCount--;
+    contextualTypeNodes[contextualTypeCount] = void 0;
+    contextualTypes[contextualTypeCount] = void 0;
+    contextualIsCache[contextualTypeCount] = void 0;
   }
   function findContextualNode(node, includeCaches) {
     for (let i = contextualTypeCount - 1; i >= 0; i--) {
@@ -78026,6 +78039,8 @@ function createTypeChecker(host) {
   }
   function popInferenceContext() {
     inferenceContextCount--;
+    inferenceContextNodes[inferenceContextCount] = void 0;
+    inferenceContexts[inferenceContextCount] = void 0;
   }
   function getInferenceContext(node) {
     for (let i = inferenceContextCount - 1; i >= 0; i--) {
@@ -78036,11 +78051,13 @@ function createTypeChecker(host) {
   }
   function pushActiveMapper(mapper) {
     activeTypeMappers[activeTypeMappersCount] = mapper;
-    activeTypeMappersCaches[activeTypeMappersCount] = /* @__PURE__ */ new Map();
+    activeTypeMappersCaches[activeTypeMappersCount] ?? (activeTypeMappersCaches[activeTypeMappersCount] = /* @__PURE__ */ new Map());
     activeTypeMappersCount++;
   }
   function popActiveMapper() {
     activeTypeMappersCount--;
+    activeTypeMappers[activeTypeMappersCount] = void 0;
+    activeTypeMappersCaches[activeTypeMappersCount].clear();
   }
   function findActiveMapper(mapper) {
     for (let i = activeTypeMappersCount - 1; i >= 0; i--) {
@@ -90487,9 +90504,9 @@ function createTypeChecker(host) {
           }
         }
         if (compilerOptions.verbatimModuleSyntax && node.kind !== 272 /* ImportEqualsDeclaration */ && !isInJSFile(node) && host.getEmitModuleFormatOfFile(getSourceFileOfNode(node)) === 1 /* CommonJS */) {
-          error2(node, Diagnostics.ESM_syntax_is_not_allowed_in_a_CommonJS_module_when_verbatimModuleSyntax_is_enabled);
+          error2(node, getVerbatimModuleSyntaxErrorMessage(node));
         } else if (moduleKind === 200 /* Preserve */ && node.kind !== 272 /* ImportEqualsDeclaration */ && node.kind !== 261 /* VariableDeclaration */ && host.getEmitModuleFormatOfFile(getSourceFileOfNode(node)) === 1 /* CommonJS */) {
-          error2(node, Diagnostics.ESM_syntax_is_not_allowed_in_a_CommonJS_module_when_module_is_set_to_preserve);
+          error2(node, Diagnostics.ECMAScript_module_syntax_is_not_allowed_in_a_CommonJS_module_when_module_is_set_to_preserve);
         }
         if (compilerOptions.verbatimModuleSyntax && !isTypeOnlyImportOrExportDeclaration(node) && !(node.flags & 33554432 /* Ambient */) && targetFlags & 128 /* ConstEnum */) {
           const constEnumDeclaration = target.valueDeclaration;
@@ -90848,7 +90865,7 @@ function createTypeChecker(host) {
       checkExpressionCached(node.expression);
     }
     if (isIllegalExportDefaultInCJS) {
-      error2(node, Diagnostics.ESM_syntax_is_not_allowed_in_a_CommonJS_module_when_verbatimModuleSyntax_is_enabled);
+      error2(node, getVerbatimModuleSyntaxErrorMessage(node));
     }
     checkExternalModuleExports(container);
     if (node.flags & 33554432 /* Ambient */ && !isEntityNameExpression(node.expression)) {
@@ -94716,7 +94733,7 @@ function createTypeChecker(host) {
   }
   function checkGrammarImportCallExpression(node) {
     if (compilerOptions.verbatimModuleSyntax && moduleKind === 1 /* CommonJS */) {
-      return grammarErrorOnNode(node, Diagnostics.ESM_syntax_is_not_allowed_in_a_CommonJS_module_when_verbatimModuleSyntax_is_enabled);
+      return grammarErrorOnNode(node, getVerbatimModuleSyntaxErrorMessage(node));
     }
     if (node.expression.kind === 237 /* MetaProperty */) {
       if (moduleKind !== 99 /* ESNext */ && moduleKind !== 200 /* Preserve */) {
@@ -169201,6 +169218,7 @@ function getCompletionData(program, log, sourceFile, compilerOptions, position,
       if (firstAccessibleSymbolId && addToSeen(seenPropertySymbols, firstAccessibleSymbolId)) {
         const index = symbols.length;
         symbols.push(firstAccessibleSymbol);
+        symbolToSortTextMap[getSymbolId(firstAccessibleSymbol)] = SortText.GlobalsOrKeywords;
         const moduleSymbol = firstAccessibleSymbol.parent;
         if (!moduleSymbol || !isExternalModuleSymbol(moduleSymbol) || typeChecker.tryGetMemberInModuleExportsAndProperties(firstAccessibleSymbol.name, moduleSymbol) !== firstAccessibleSymbol) {
           symbolToOriginInfoMap[index] = { kind: getNullableSymbolOriginInfoKind(2 /* SymbolMemberNoExport */) };
@@ -176938,7 +176956,7 @@ function collectElements(sourceFile, cancellationToken) {
 function addNodeOutliningSpans(sourceFile, cancellationToken, out) {
   let depthRemaining = 40;
   let current = 0;
-  const statements = [...sourceFile.statements, sourceFile.endOfFileToken];
+  const statements = sourceFile.statements;
   const n = statements.length;
   while (current < n) {
     while (current < n && !isAnyImportSyntax(statements[current])) {
@@ -176956,6 +176974,7 @@ function addNodeOutliningSpans(sourceFile, cancellationToken, out) {
       out.push(createOutliningSpanFromBounds(findChildOfKind(statements[firstImport], 102 /* ImportKeyword */, sourceFile).getStart(sourceFile), statements[lastImport].getEnd(), "imports" /* Imports */));
     }
   }
+  visitNode3(sourceFile.endOfFileToken);
   function visitNode3(n2) {
     var _a;
     if (depthRemaining === 0) return;
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml

Original file line number	Diff line number	Diff line change
`@@ -204,8 +204,8 @@ http_archive(`
`204`	`204`	`load("@aspect_rules_ts//ts:repositories.bzl", "rules_ts_dependencies")`
`205`	`205`
`206`	`206`	`rules_ts_dependencies(`
`207`		`- # Obtained by: curl --silent https://registry.npmjs.org/typescript/5.9.0-beta \| jq -r '.dist.integrity'`
`208`		`- ts_integrity = "sha512-p91qoTdwWKj9YEBYavmGiBn0DF4OBElzw4pW4oPbK4HeCfr/SDz9+yviVWshZXGvGvFCJ3AVQ+J7F1UZXc23QQ==",`
	`207`	`+ # Obtained by: curl --silent https://registry.npmjs.org/typescript/5.9.1-rc \| jq -r '.dist.integrity'`
	`208`	`+ ts_integrity = "sha512-pWar+9HGLkLwxu2PX1ItWnWg80r6nZ8qVEyWVRsnlZyZeFkHeR+eCrZ9PcYeVZjdLvcd5p/WgycViI+lsTh2qg==",`
`209`	`209`	`ts_version_from = "//:package.json",`
`210`	`210`	`)`
`211`	`211`
Original file line number	Diff line number	Diff line change
`@@ -140,7 +140,7 @@`
`140`	`140`	`"tar": "^7.0.0",`
`141`	`141`	`"ts-node": "^10.9.1",`
`142`	`142`	`"tslib": "2.8.1",`
`143`		`- "typescript": "5.9.0-beta",`
	`143`	`+ "typescript": "5.9.1-rc",`
`144`	`144`	`"undici": "7.12.0",`
`145`	`145`	`"unenv": "^1.10.0",`
`146`	`146`	`"verdaccio": "6.1.5",`
`@@ -173,6 +173,6 @@`
`173`	`173`	`}`
`174`	`174`	`},`
`175`	`175`	`"resolutions": {`
`176`		`- "typescript": "5.9.0-beta"`
	`176`	`+ "typescript": "5.9.1-rc"`
`177`	`177`	`}`
`178`	`178`	`}`